body {
    padding: 0;
    margin: 0;
}

#root {
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
    background-color: #eee;
    /* padding: 15px 0; */
}

@media (min-width: 450px) {
    #root {
        width: 450px;
    }
}

.tip {
    padding: 0 15px;
    line-height: 1.5;
    text-align: center;
    font-size: 14px;
    margin-bottom: 50px;
}

.container {
    width: 100%;
    /* margin-bottom: 50px; */
    user-select: none;
}

.introduce {
    margin-bottom: 0.5em;
    font-size: 14px;
    text-align: center;
    color: #333;
}

.custom-indicator-wrap {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 15px;
    text-align: center;
    font-size: 14px;
    color: #fff;
    text-shadow: 1px 1px #333;
    z-index: 4;
}

.manual-btn {
    position: absolute;
    top: 50%;
    width: 36px;
    height: 60px;
    margin-top: -30px;
    background-color: #000;
    opacity: 0.2;
    cursor: pointer;
    z-index: 3;
}

.manual-btn.manual-previous {
    left: 0;
}

.manual-btn.manual-next {
    right: 0;
}

.image-downloading {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    text-align: center;
    font-size: 14px;
    color: #333;
    background-color: pink;
    z-index: 2;
}

.image-placeholder {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    height: 100%;
    text-align: center;
    font-size: 14px;
    color: #fff;
    background-color: red;
    z-index: 2;
}